Rail drill



FIG. 1 is a perspective view of the rail drill;

FIG. 2 is a side view of the rail drill;

FIG. 3 is a side view of the rail drill and, in particular, the side opposite that shown in FIG. 2;

FIG. 4 is a top view of the rail drill;

FIG. 5 is a bottom view of the rail drill;

FIG. 6 is an end view of the rail drill; and,

FIG. 7 is an end view of the rail drill showing the end opposite to that shown in FIG. 6. 

The ornamental design for a rail drill, as shown. 